Merge pull request #93 from bkingery/master

Implemented refresh otl tool
Merge pull request #94 from bkingery/master

Implemented refresh otl tool
Added the alembic conversion script.
Merge branch 'master' of github.com:byu-animation/byu-animation-tools

* 'master' of github.com:byu-animation/byu-animation-tools:
  It wasn't keepin the updates when top level node wasn't checked out
  created refresh otl button
  rollback and discard now correctly find checked out directory
  Began moving UI functionality into dedicated Python module
  updated delete asset tool in houdini to check for dependents
  Added lighinting file checkin/checkout functionality. Also, added new animation button to maya checkout
  added option to open previous versions before committing the rollback
  updated toolbar with new_texture
  started on new_texture houdini shelf tool
  fixed indentation issues
  added a warning dialog
  added a warning dialog
  added a warning dialog
  added rollback tool
  added rollback tool
  added rollback tool
  added rollback tool
  Created delete tool with password protection
  Get real name of user of locked assets (issue #54) in Houdini
Merge pull request #95 from murphyrandle/master

Added alembic conversion script. Not integrated into check-in.
integrated alembicconverter into maya checkin